diff options
Diffstat (limited to 'cpukit/libcsupport/src/posix_memalign.c')
-rw-r--r-- | cpukit/libcsupport/src/posix_memalign.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/cpukit/libcsupport/src/posix_memalign.c b/cpukit/libcsupport/src/posix_memalign.c new file mode 100644 index 0000000000..cde55f042b --- /dev/null +++ b/cpukit/libcsupport/src/posix_memalign.c @@ -0,0 +1,44 @@ +/* + * posix_memalign() + * + * COPYRIGHT (c) 1989-2008. + * On-Line Applications Research Corporation (OAR). + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.com/license/LICENSE. + * + * $Id$ + */ + +#if HAVE_CONFIG_H +#include "config.h" +#endif + +#ifdef RTEMS_NEWLIB +#include "malloc_p.h" + +#include <stdlib.h> +#include <errno.h> + +int posix_memalign( + void **pointer, + size_t alignment, + size_t size +) +{ + /* + * Update call statistics + */ + MSBUMP(memalign_calls, 1); + + if (((alignment - 1) & alignment) != 0 || (alignment < sizeof(void *))) + return EINVAL; + + /* + * rtems_memalign does all of the error checking work EXCEPT + * for adding restrictionso on the alignment. + */ + return rtems_memalign( pointer, alignment, size ); +} +#endif |